The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 1985
Filed:
Jan. 30, 1984
Applicant:
Inventors:
Assignees:
Isuzu Motor, Ltd., Tokyo, JP;
Kyoto Ceramic Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23Q / ;
U.S. Cl.
CPC ...
219270 ; 1231 / ; 219541 ; 219544 ; 219553 ; 338286 ; 338269 ; 361266 ;
Abstract
The heat generating member in a ceramic glow plug is a coil embedded in the ceramic. The coil is wound to have a coil angle, i.e. an angle formed between the coil and a line parallel to the coil axis, of no more than 60.degree.. The ceramic may be a non-oxide ceramic, nitride ceramic, SiC ceramic, or the like.